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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1772640Generated: November 2, 2026

Potassium Carbonate → tert-Butyl 4-(5-(2-(hydroxymethyl)-8-morpholinoimidazo[1,2-a]pyrazin-5-yl)pyridin-2-yl)piperazine-1-carboxylate

https://huagongshe.com/reaction/1772640

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPotassium CarbonateHCID 11430—
ReactantTert-butyl 4-(5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-yl)piperazine-1-carboxylateHCID 16217947—
Reactant(5-Bromo-8-morpholinoimidazo[1,2-a]pyrazin-2-yl)methanolHCID 117727888—
Producttert-Butyl 4-(5-(2-(hydroxymethyl)-8-morpholinoimidazo[1,2-a]pyrazin-5-yl)pyridin-2-yl)piperazine-1-carboxylateHCID 117733761—

Reaction Steps

Compound 1e was subjected to Suzuki coupling conditions with tert-butyl 4-(5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-yl)piperazine-1-carboxylate using the reaction conditions described in Example 1, Step G, and substituting K2CO3 as the base to obtain compound 23a. Mass Spectrum (LCMS, ESI pos.) Calcd. for C25H33N7O4: 496.3 (M+H). Found 496.3.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09249163B2
Source datasetuspto-grants-2016_02
ORD IDord-ca519d05787145b6af9fc5d41e5d0487
Source noteuspto-grants-2016_02